Mania Blog称，一名日本日本硬件狂热者称工通过液氮等冷却设施将Pentium 4 670 (3800 MHz)超频到7133 MHz。

超频环境：

Clock (MHz) /FSB/FID: 7132.82 (375.4x19.0 time)

CPU (Lot No. ): P4-670 (SL7Z3/3507A671T)

Cooling: ARC Pot Rev.12.1XE LN2

Vcore (V): 1.70v

M/B: ASUS P5WD2 Premium

Memory: CORSAIR PC2-5400UL 512MBx2

Vddr (V): 2.3v

FSB/RAM Ratio: 4:5

DRAM Timing: 4-3-3-4-4 (bios)

OS: Server 2003